Peracetic acid pact test
1. Pull out the filament of tube,
2. Evict the air.
3. Insert the tube into testing liquid, stop inhaling water when it is half around.
4. Rock 5 to 6 times slightly, after the specified time, compare the shown color with the standard colorimetric card.
Note:If the pH of the liquid to be tested is not within 5-9, neutralize with dilute sulfuric acid or sodium hydroxide.
Warm tips: other specifications can be customized according to the requests.